Shutterstock Irina Shayk

The star mom of two adopted daughters, Nancy, age 7, and Adalaide, age 4, is "Knocked Up" for the first time, and after battling sinus headaches, says she's feeling pretty good. Heigl and singer Josh Kelly are expecting their new addition early in 2017.

The singer and her new hubby, Seahawks quarterback Russell Wilson, are expecting their first child together. The sure-to-be cutie will call Ciara's son Future big brother when he or she arrives in the spring.

Shutterstock Natalie Portman

The Academy Award-winning actress, who is a mama to 5-year-old son Aleph, is pregnant with baby #2 with husband Benjamin Millepied. She debuted her teeny baby bump at the Venice Film Festival in September, but the famously private star is yet to confirm any details of her pregnancy.

Baby will make seven when Tori Spelling and her husband Dean McDermott welcome baby #5 in the New Year. The little guy or gal will join an already-busy brood, made up of Liam, 9; Stella, 8; Hattie, 5; and Finn, 4. Here's wishing the reality star a happy, healthy pregnancy!

Gal Gadot/Instagram Gal Gadot

The Wonder Woman star is pregnant with baby #2! Her mini-superhero with husband Yaron Versano is set to join big sister Alma, who was born in 2011.

Shutterstock Lauren Conrad

The designer and former Hills star and hubby William Tell are expecting their first child this year. LC announced the happy news on Instagram, where she shared a snap of her sonogram on New Year's Day. "Happy New Year!" she wrote in the caption. "I have a feeling 2017 is going to be the best year yet..." We couldn't agree more!

Melissa Willets is a writer/blogger and a mom. Follow her on Twitter (@Spitupnsuburbs), where she chronicles her love of exercising and drinking coffee, but never simultaneously.